What is the percentage increase/decrease from 170 to 31.8?

Answer: The percentage change is -81.29%.

Let's see how we can calculate this percentage: what is the percentage increase/decrease from 170 to 31.8? Here is a very simple step-by-step guide to find out.

Step 1: We use the following formula:

\(\text{Percentage change}\) = \({Y-X \over X} \cdot 100\%\)

• \(X = 170\)
• \(Y = 31.8\)
• Percentage change calculation = \({31.8-170 \over 170}\) = \({-138.2 \over 170}\) = \(-0.81294117647059\)

Step 2: A percentage is a number or ratio expressed as a fraction of 100.

\(-0.8129\) = \(-81.29 \over 100 \) = \(-81.29\%\)

\(Answer: \) The percentage change is -81.29%.

What is the percentage increase/decrease from 170 to 31.8? -81.29 percent.

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